<form class="layui-form">
    <div class="layui-form-item" style="margin-top:20px;">
        <label class="layui-form-label">选择系别</label>
        <div class="layui-input-inline">
            <select id="department_id" name="department_id" class="layui-input" style="width:230px;display:block;">
                <option value="">请选择</option>
                <option th:each="item:${department_select}"
                        th:value="${item.id}"
                        th:text="${item.department_name}">
                </option>
            </select>
        </div>
    </div>
    <div class="layui-form-item" style="margin-top:5px;">
        <label class="layui-form-label">年份</label>
        <div class="layui-input-block">
            <input type="text" id="grade_year" name="grade_year" placeholder="请输入" autocomplete="off"
                   class="layui-input" style="width:230px;">
        </div>
    </div>
    <div class="layui-form-item" style="margin-top:5px;">
        <label class="layui-form-label">班级名称</label>
        <div class="layui-input-block">
            <input type="text" id="grade_name" name="grade_name" placeholder="请输入" autocomplete="off"
                   class="layui-input" style="width:230px;">
        </div>
    </div>
</form>